Value of PET, Unenhanced PET/CT, and Enhanced PET/CT in Detection of Metastases, Peritoneal Carcinomatosis, and Arterial Infiltration in 50 Patients with Pancreatic Cancer
| PET | Unenhanced PET/CT | Enhanced PET/CT | ||||
|---|---|---|---|---|---|---|
| Site | Sensitivity | Specificity | Sensitivity | Specificity | Sensitivity | Specificity |
| Liver metastasis | 46% (5/11) | 100% (39/39) | 46% (5/11) | 100% (39/39) | 82% (9/11) | 97% (38/39) |
| Lung metastasis | 14% (1/7) | 100% (43/43) | 100% (7/7) | 100% (43/43) | 100% (7/7) | 100% (43/43) |
| Bone metastasis | 100% (3/3) | 100% (47/47) | 100% (3/3) | 100% (47/47) | 100% (3/3) | 100% (47/47) |
| Peritoneal carcinomatosis | 20% (1/5) | 100% (45/45) | 60% (3/5) | 100% (45/45) | 80% (4/5) | 100% (45/45) |
| Arterial infiltration | 0% (0/5) | 100% (45/45) | 0% (0/5) | 100% (45/45) | 100% (5/5) | 100% (45/45) |